This quiz helps you practice determining the electron configuration or number of electrons in an orbital of any of the first 102 elements.

PROBLEM 3 1 25 Write out the full electron configuration for each of the following atoms and for the monatomic ion found in binary ionic compounds containing the element:

Using s p d f notation, what is the electron configuration for a neutral atom of beryllium?

Aug 26, 2025 · This electron configuration quiz helps you practice writing configurations, read orbital notation, and check Aufbau order with instant feedback. Build skills, then explore related topics with …

Practice problems covering electron configurations, noble gas configurations, valence electrons, orbital notations, and atomic radii trends in chemistry.

Note: The electron configurations in this worksheet assume that lanthanum (La) is the first element in the 4f block and that actinium (Ac) is the first element in the 5f block. If your periodic table doesn’t …

Explore The Electron Configuration with interactive practice questions. Get instant answer verification, watch video solutions, and gain a deeper understanding of this essential General Chemistry topic.

A collection of General Chemistry 1 Electron Configuration practice problems with solutions

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Which of the following is the correct electron configuration for the bromide ion, Br-?